Hand stamp



FIG. 1 is a front perspective view of a hand stamp showing our new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a hand stamp, as shown and described. 